malware

cd00r

S1204 · ATT&CK v19.2

Platforms

Network Devices

Tracked actors

Description

[cd00r](https://attack.mitre.org/software/S1204) is an open-source backdoor for UNIX and UNIX-variant operating systems that was orginally released in 2000. [cd00r](https://attack.mitre.org/software/S1204) source code is primarily based on a packet-capturing program as it utilizes a sniffer to listen for specific sequences of network traffic or "secret knock" before executing the attacker's code.(Citation: Hartrell cd00r 2002)(Citation: Lumen J-Magic JAN 2025)

Actors that use this

0 tracked actors

No tracked actor uses this yet

Not linked to any of our tracked MENA actors in actor_software — still browsable via the ATT&CK dictionary above.